This reminds me of this thread: https://news.ycombinator.com/item?id=21919988 https://news.ycombinator.com/item?id=21919988 and then there was a follow up to

This reminds me of this thread: https://news.ycombinator.com/item?id=21919988 https://news.ycombinator.com/item?id=21919988 and then there was a follow up to it saying the measurements were wrong IIRC, and then a further article showing, more or less that getting your own mutex replacement correct is so tricky that for 99.99% of programmers, just don't bother.